package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.mapper.DishFlavorMapper;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Select;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品管理接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;
    /**
     *新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);
        //清理缓存数据
        String key="dish_"+dishDTO.getCategoryId();
        cleanCache(key);


        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询{}", dishPageQueryDTO);
        PageResult pageResult= dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     *菜品批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(@RequestParam List<Long> ids) { //可以将前端传过来的数据转化为List数组
        log.info("菜品批量删除：{}",ids);
        dishService.deleteBatch(ids);

        //将dish开头的所有的数据清洗redis中
        cleanCache("*dish_*");

        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("查询菜品{}",id);
        DishVO disVO= dishService.getByIdWithFlavor(id);
        return  Result.success(disVO);
    }

    @PutMapping()
    @ApiOperation("修改菜品信息")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品{}", dishDTO);
        dishService.updateByIdWithFlavor(dishDTO);

        //将dish开头的所有的数据清洗redis中
        cleanCache("*dish_*");

        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId) {
        log.info("根据分类id：{}查询菜品",categoryId);
        List<Dish> list =dishService.getByCategoryId(categoryId);
        return Result.success(list);
    }

    /**
     * 修改菜品起售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品状态:起售停售")
    public Result startOrStop(@PathVariable Integer status,Long id) {
        log.info("修改菜品{}，的菜品状态为{}",status,id);
        dishService.startOrStop(status,id);

        //将dish开头的所有的数据清洗redis中
        cleanCache("*dish_*");


        return Result.success();
    }

    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
